Functions
int32_t	sli_cmd_iscsi_common_iface_create (sli4_t sli4, void buf, size_t size, uint64_t tag, uint32_t vlan)
	write a COMMON_ISCSI_NTWK_IFACE_CREATE command More...

int32_t	sli_cmd_iscsi_common_iface_delete (sli4_t sli4, void buf, size_t size, uint64_t tag, uint32_t iface)
	write a COMMON_ISCSI_NTWK_IFACE_CREATE command More...

int32_t	sli_cmd_iscsi_common_configure_stateless_ip_addr (sli4_t sli4, void buf, size_t size, uint64_t tag, uint32_t iface, uint8_t isv4, uint32_t retries)
	write a COMMON_ISCSI_NTWK_CONFIGURE_STATELESS_IP_ADDR command More...

int32_t	sli_cmd_iscsi_common_release_stateless_ip_addr (sli4_t sli4, void buf, size_t size, uint64_t tag, uint32_t iface, uint8_t isv4)
	write a COMMON_ISCSI_NTWK_RELEASE_STATELESS_IP_ADDR command More...

int32_t	sli_cmd_iscsi_common_discover_isns_server (sli4_t sli4, void buf, size_t size, uint64_t tag, uint32_t iface, uint32_t retries)
	write a COMMON_ISCSI_NTWK_DISCOVER_ISNS_SERVER command More...

int32_t	sli_cmd_iscsi_common_discovered_isns_servers (sli4_t sli4, void buf, size_t size, uint64_t tag, uint32_t iface)
	write a COMMON_ISCSI_NTWK_DISCOVERED_ISNS_SERVERS command More...

uint8_t	sli_iscsi_conv_hal_ip_addr_type (ocs_hal_ip_type_e ip_type)
	Converts the IP address type field to the SLI4 equivalent value. More...

ocs_hal_ip_type_e	sli_iscsi_conv_sli4_ip_addr_type (uint8_t ip_type)
	Converts the SLI4 IP address type field to the HAL equivalent value. More...

int32_t	sli_cmd_iscsi_common_set_route_table (sli4_t sli4, void buf, size_t size, uint64_t tag, uint8_t isadd, ocs_hal_ip_address_subnet_t hal_ipsub, ocs_hal_ip_address_t hal_gateway, ocs_dma_t *dma)
	write a COMMON_ISCSI_NTWK_SET_ROUTE_TABLE command More...

int32_t	sli_cmd_iscsi_common_get_route_table (sli4_t sli4, void buf, size_t size, uint64_t tag, ocs_dma_t *dma)
	write a COMMON_ISCSI_NTWK_GET_ROUTE_TABLE command More...

int32_t	sli_cmd_iscsi_common_modify_ip_addr (sli4_t sli4, void buf, size_t size, uint64_t tag, uint32_t iface, uint8_t isadd, ocs_hal_ip_address_subnet_t *ipaddr)
	write a COMMON_ISCSI_NTWK_MODIFY_IP_ADDR command More...

int32_t	sli_cmd_iscsi_common_get_default_gateway (sli4_t sli4, void buf, size_t size, uint64_t tag, uint8_t isv4)
	write a COMMON_ISCSI_NTWK_GET_DEFAULT_GATEWAY command More...

int32_t	sli_cmd_iscsi_common_modify_default_gateway (sli4_t sli4, void buf, size_t size, uint64_t tag, uint8_t isadd, ocs_hal_ip_address_t *gateway)
	write a COMMON_ISCSI_NTWK_MODIFY_DEFAULT_GATEWAY command More...

int32_t	sli_cmd_iscsi_common_get_all_if_id (sli4_t sli4, void buf, size_t size, uint64_t tag)
	write a COMMON_ISCSI_NTWK_GET_ALL_IF_ID command More...

int32_t	sli_cmd_iscsi_common_get_if_info (sli4_t sli4, void buf, size_t size, uint64_t tag, uint32_t iface, uint8_t isv4)
	write a COMMON_ISCSI_NTWK_GET_IF_INFO command More...

int32_t	sli_cmd_iscsi_cleanup_v0 (sli4_t sli4, void buf, size_t size, uint64_t tag, uint16_t ulp_no, uint8_t hdrq_id, uint8_t dataq_id)
	write a COMMON_ISCSI_CLEANUP (version 0) command More...

int32_t	sli_cmd_iscsi_cleanup_v1 (sli4_t sli4, void buf, size_t size, uint64_t tag, uint16_t ulp_no, uint16_t hdrq_id, uint16_t dataq_id)
	write a COMMON_ISCSI_CLEANUP (version 1) command More...

static int32_t	sli_cmd_iscsi_set_fragnum_bits (sli4_t sli4, void buf, size_t size, uint64_t tag, uint32_t num_bits)
	write a COMMON_ISCSI_SET_FRAGNUM_BITS command More...

int32_t	sli_cmd_iscsi_tgt_start_listen_server (sli4_t sli4, void buf, size_t size, uint64_t tag, ocs_hal_ip_address_t *ipaddr, uint32_t tcp_port)
	write a ISCSI_TGT_START_LISTEN_SERVER command More...

int32_t	sli_cmd_iscsi_tgt_stop_listen_server (sli4_t sli4, void buf, size_t size, uint64_t tag, ocs_hal_ip_address_t *ipaddr, uint32_t tcp_port)
	write a ISCSI_TGT_STOP_LISTEN_SERVER command More...

int32_t	sli_cmd_iscsi_tgt_get_connection_info (sli4_t sli4, void buf, size_t size, uint64_t tag, uint32_t conn_hdl)
	write a ISCSI_TGT_GET_CONNECTION_INFO command More...

int32_t	sli_cmd_iscsi_tgt_connection_reject (sli4_t sli4, void buf, size_t size, uint64_t tag, uint32_t conn_hdl)
	write a ISCSI_TGT_CONNECTION_REJECT command More...

int32_t	sli_cmd_iscsi_tgt_offload_connection_v0 (sli4_t sli4, void buf, size_t size, uint64_t tag, uint32_t conn_hdl, uint32_t tcp_window_size, uint16_t ulp_no, uint16_t wq_id, uint16_t cq_id, uint8_t hdrq_id, uint8_t dataq_id, uint8_t nrs, ocs_hal_target_login_options_t *lgn_options)
	write a ISCSI_TGT_OFFLOAD_CONNECTION command (version 0) More...

int32_t	sli_cmd_iscsi_tgt_offload_connection_v1 (sli4_t sli4, void buf, size_t size, uint64_t tag, uint32_t conn_hdl, uint32_t tcp_window_size, uint16_t ulp_no, uint16_t wq_id, uint16_t cq_id, uint16_t hdrq_id, uint16_t dataq_id, uint8_t nrs, ocs_hal_target_login_options_t *lgn_options)
	write a ISCSI_TGT_OFFLOAD_CONNECTION command (version 1) More...

int32_t	sli_cmd_iscsi_tgt_invalidate_connection (sli4_t sli4, void buf, size_t size, uint64_t tag, uint32_t conn_hdl, uint16_t cid, uint8_t sendRst)
	write a ISCSI_TGT_INVALIDATE_CONNECTION command More...

int32_t	sli_cmd_iscsi_tgt_start_esi_listen (sli4_t sli4, void buf, size_t size, uint64_t tag, ocs_hal_ip_address_t *ipaddr, uint32_t tcp_port)
	write a ISCSI_TGT_START_ESI_LISTEN command More...

int32_t	sli_cmd_iscsi_tgt_stop_esi_listen (sli4_t sli4, void buf, size_t size, uint64_t tag, ocs_hal_ip_address_t *ipaddr, uint32_t tcp_port)
	write a ISCSI_TGT_STOP_ESI_LISTEN command More...

int32_t	sli_cmd_iscsi_ini_invalidate_connection (sli4_t sli4, void buf, size_t size, uint64_t tag, uint32_t conn_hdl, uint16_t cid, uint8_t sendRst)
	write a ISCSI_INI_INVALIDATE_CONNECTION command More...

int32_t	sli_cmd_iscsi_tgt_isns_send_packet (sli4_t sli4, void buf, size_t size, uint64_t tag, ocs_hal_ip_address_t isns_server, uint32_t tcp_port, void packet, uint32_t pkt_length, ocs_dma_t *pkt_mem)
	write a ISCSI_TGT_ISNS_SEND_PACKET command More...

int32_t	sli_cmd_iscsi_wq_create (sli4_t sli4, void buf, size_t size, uint64_t tag, ocs_dma_t *qmem, uint16_t cq_id, uint16_t ulp)
	write a ISCSI_WQ_CREATE command More...

int32_t	sli_cmd_iscsi_wq_destroy (sli4_t sli4, void buf, size_t size, uint64_t tag, uint16_t wq_id)
	write a ISCSI_WQ_DESTROY command More...

int32_t	sli_cmd_iscsi_ntwk_set_mtu (sli4_t sli4, void buf, size_t size, uint64_t tag, uint32_t mtu)
	write a ISCSI_NTWK_SET_MTU command More...

int32_t	sli_cmd_iscsi_tcp_connect_v0 (sli4_t sli4, void buf, size_t size, uint64_t tag, ocs_hal_ip_address_t ipaddr, uint32_t tcp_port, uint16_t cid, uint16_t cq_id, ocs_dma_t data_out, uint16_t hdr_ring_id, uint16_t data_ring_id, uint8_t do_offload)
	write a ISCSI_TCP_CONNECT_AND_OFFLOAD V0 command More...

int32_t	sli_cmd_iscsi_tcp_disconnect (sli4_t sli4, void buf, size_t size, uint64_t tag, uint32_t conn_hdl)
	write a ISCSI_TCP_DISCONNECT command More...

int32_t	sli_cmd_iscsi_get_connection_info (sli4_t sli4, void buf, size_t size, uint64_t tag, uint32_t conn_hdl)
	write a ISCSI_GET_CONNECTION_INFO command More...

int32_t	sli_cmd_iscsi_invalidate_cmds (sli4_t sli4, void buf, size_t size, uint64_t tag, ocs_dma_t msg_mem, ocs_hal_io_t *ios, uint16_t num_ios, ocs_hal_abort_type_e abort_type)
	write a COMMON_ISCSI_INVALIDATE_COMMANDS command More...

int32_t	sli_cmd_iscsi_remove_sgl_pages (sli4_t sli4, void buf, size_t size, uint64_t tag)
	write a COMMON_ISCSI_CFG_REMOVE_SGL_PAGES command More...

int32_t	sli_cmd_iscsi_defq_create (sli4_t sli4, void buf, size_t size, uint64_t tag, ocs_dma_t *qmem, uint32_t num_entries, uint16_t cq_id, uint16_t buffer_size, uint16_t ulp)
	write a ISCSI_DEFQ_CREATE command More...

int32_t	sli_cmd_iscsi_defq_destroy (sli4_t sli4, void buf, size_t size, uint64_t tag, uint16_t rq_id)
	write a ISCSI_DEFQ_DESTROY command More...

int32_t	sli_iscsi_process_link_state (sli4_t sli4, void acqe)
	Process an asynchronous Link State event entry. More...

int32_t	sli_iscsi_process_iscsi (sli4_t sli4, void acqe)
	Process an asynchronous iSCSI event entry. More...

int32_t	sli_iscsi_cqe_parse (sli4_t sli4, sli4_queue_t cq, uint8_t cqe, sli4_qentry_fields_t fields)
	Parse a iSCSI work queue CQ entry. More...

int32_t	sli_iscsi_defq_alloc (sli4_t sli4, sli4_queue_t header, sli4_queue_t payload, uint32_t n_entries, uint32_t hsize, uint32_t psize, sli4_queue_t cq, uint16_t ulp)
	allocate a receive queue More...

int32_t	sli_iscsi_set_frag_bits (sli4_t *sli4)
	Allocate the SGL pages assigned to the ICD table and post them to the chip. More...

static int32_t	sli_iscsi_post_sgl_pages_v0 (sli4_t *sli4)
	Allocate the SGL pages assigned to the ICD table and post them to the chip. More...

static int32_t	sli_iscsi_post_sgl_pages_v1 (sli4_t *sli4)
	Allocate the SGL pages assigned to the ICD table and post them to the chip. More...

int32_t	sli_iscsi_post_sgl_pages (sli4_t *sli4)
	Allocate the SGL pages assigned to the ICD table and post them to the chip. More...

int32_t	sli_iscsi_io_get_icd_and_sgl (sli4_t sli4, uint32_t io_offset, uint16_t icd, void **sgl)
	return the ICD and virtual SGL pointer for an IO at the specified offset into the ICD table. More...

Function Details

int32_t sli_cmd_iscsi_cleanup_v0	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint16_t	ulp_no,
		uint8_t	hdrq_id,
		uint8_t	dataq_id
	)

write a COMMON_ISCSI_CLEANUP (version 0) command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
ulp_no	the Chute number TBD
hdrq_id	the receive header queue assigned to this connection
dataq_id	the receive data queue assigned to this connection

Returns: number of bytes written

Definition at line 671 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_cleanup_v1	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint16_t	ulp_no,
		uint16_t	hdrq_id,
		uint16_t	dataq_id
	)

write a COMMON_ISCSI_CLEANUP (version 1) command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
ulp_no	the Chute number TBD
hdrq_id	the receive header queue assigned to this connection
dataq_id	the receive data queue assigned to this connection

Returns: number of bytes written

Definition at line 716 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_common_configure_stateless_ip_addr	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint32_t	iface,
		uint8_t	isv4,
		uint32_t	retries
	)

write a COMMON_ISCSI_NTWK_CONFIGURE_STATELESS_IP_ADDR command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
iface	the portal interface handle
isv4	set to non-zero for IPv4, otherwise IPv6
retries	the number of retry attempts

Returns: number of bytes written

Definition at line 142 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_common_discover_isns_server	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint32_t	iface,
		uint32_t	retries
	)

write a COMMON_ISCSI_NTWK_DISCOVER_ISNS_SERVER command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
iface	the portal interface handle
retries	the number of retry attempts

Returns: number of bytes written

Definition at line 228 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_common_discovered_isns_servers	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint32_t	iface
	)

write a COMMON_ISCSI_NTWK_DISCOVERED_ISNS_SERVERS command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
iface	the portal interface handle

Returns: number of bytes written

Definition at line 269 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_common_get_all_if_id	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag
	)

write a COMMON_ISCSI_NTWK_GET_ALL_IF_ID command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag

Returns: number of bytes written

Definition at line 591 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_common_get_default_gateway	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint8_t	isv4
	)

write a COMMON_ISCSI_NTWK_GET_DEFAULT_GATEWAY command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
isv4	set to non-zero for IPv4, otherwise IPv6

Returns: number of bytes written

Definition at line 509 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_common_get_if_info	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint32_t	iface,
		uint8_t	isv4
	)

write a COMMON_ISCSI_NTWK_GET_IF_INFO command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
iface	the interface handle to retrieve information
isv4	set to non-zero for IPv4, otherwise IPv6

Returns: number of bytes written

Definition at line 629 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_common_get_route_table	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		ocs_dma_t *	dma
	)

write a COMMON_ISCSI_NTWK_GET_ROUTE_TABLE command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag

Returns: number of bytes written

Definition at line 427 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_common_iface_create	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint32_t	vlan
	)

write a COMMON_ISCSI_NTWK_IFACE_CREATE command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
vlan	The vlan/priority

Returns: number of bytes written

Definition at line 65 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_common_iface_delete	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint32_t	iface
	)

write a COMMON_ISCSI_NTWK_IFACE_CREATE command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
iface	the portal interface handle

Returns: number of bytes written

Definition at line 103 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_common_modify_default_gateway	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint8_t	isadd,
		ocs_hal_ip_address_t *	gateway
	)

write a COMMON_ISCSI_NTWK_MODIFY_DEFAULT_GATEWAY command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
isadd	set to non-zero for adding, otherwise removing
gateway	the IP address of the gateway to add/remove

Returns: number of bytes written

Definition at line 549 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_common_modify_ip_addr	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint32_t	iface,
		uint8_t	isadd,
		ocs_hal_ip_address_subnet_t *	ipaddr
	)

write a COMMON_ISCSI_NTWK_MODIFY_IP_ADDR command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
iface	the portal interface handle
isadd	set to non-zero for adding an address, otherwise removing
ipaddr	the IP address and subnet mask

Returns: number of bytes written

Definition at line 462 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_common_release_stateless_ip_addr	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint32_t	iface,
		uint8_t	isv4
	)

write a COMMON_ISCSI_NTWK_RELEASE_STATELESS_IP_ADDR command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
iface	the portal interface handle
isv4	set to non-zero for IPv4, otherwise IPv6

Returns: number of bytes written

Definition at line 187 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_common_set_route_table	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint8_t	isadd,
		ocs_hal_ip_address_subnet_t *	hal_ipsub,
		ocs_hal_ip_address_t *	hal_gateway,
		ocs_dma_t *	dma
	)

write a COMMON_ISCSI_NTWK_SET_ROUTE_TABLE command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
isadd	set to non-zero for adding, otherwise removing
ip_sub	the IP address and subnet to add/remove
gateway	the IP address of the gateway to add/remove

Returns: number of bytes written

Definition at line 385 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_defq_create	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		ocs_dma_t *	qmem,
		uint32_t	num_entries,
		uint16_t	cq_id,
		uint16_t	buffer_size,
		uint16_t	ulp
	)

write a ISCSI_DEFQ_CREATE command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
qmem	DMA memory for the queue
num_entries	The number of entries in the queue.
cq_id	the completion queue id assigned for this work queue
buffer_size	buffer size pointed to by each RQE
ulp	The ULP to bind the queue to (if dual ULP aware).

Note: This creates a Version 0 message

Returns: number of bytes written

Definition at line 1836 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_defq_destroy	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint16_t	rq_id
	)

write a ISCSI_DEFQ_DESTROY command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
rq_id	RQ_ID

Returns: number of bytes written

Definition at line 1910 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_get_connection_info	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint32_t	conn_hdl
	)

write a ISCSI_GET_CONNECTION_INFO command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
conn_hdl	the connection handle

Returns: number of bytes written

Definition at line 1695 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_ini_invalidate_connection	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint32_t	conn_hdl,
		uint16_t	cid,
		uint8_t	sendRst
	)

write a ISCSI_INI_INVALIDATE_CONNECTION command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
conn_hdl	the connection ID
cid	the wq_id assigned with the connection
sendRst	non-zero sends a TCP reset on the connection.

Returns: number of bytes written

Definition at line 1288 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_invalidate_cmds	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		ocs_dma_t *	msg_mem,
		ocs_hal_io_t **	ios,
		uint16_t	num_ios,
		ocs_hal_abort_type_e	abort_type
	)

write a COMMON_ISCSI_INVALIDATE_COMMANDS command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
msg_mem	pointer to DMA memory required to build the non-embedded command
ios	pointer to an array of IOs to abort.
num_ios	The number of IOs to abort
abort_type	The type of abort to perform

Returns: number of bytes written

Definition at line 1739 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_ntwk_set_mtu	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint32_t	mtu
	)

write a ISCSI_NTWK_SET_MTU command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
mtu	the MTU size to set (usually 1500 or 8342 bytes)

Returns: number of bytes written

Definition at line 1504 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_remove_sgl_pages	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag
	)

write a COMMON_ISCSI_CFG_REMOVE_SGL_PAGES command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag

Returns: number of bytes written

Definition at line 1794 of file sli4_iscsi.c.

static int32_t sli_cmd_iscsi_set_fragnum_bits	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint32_t	num_bits
	)

static

write a COMMON_ISCSI_SET_FRAGNUM_BITS command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
num_bits	the number of bits for SGEs

Returns: number of bytes written

Definition at line 760 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_tcp_connect_v0	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		ocs_hal_ip_address_t *	ipaddr,
		uint32_t	tcp_port,
		uint16_t	cid,
		uint16_t	cq_id,
		ocs_dma_t *	data_out,
		uint16_t	hdr_ring_id,
		uint16_t	data_ring_id,
		uint8_t	do_offload
	)

write a ISCSI_TCP_CONNECT_AND_OFFLOAD V0 command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
ipaddr	the IP address
tcp_port	the TCP port number
cid	The WQ id for this connection
cq_id	The completion queue to be used for this conenction.
data_out	the DMA buffer that may is used data-out and NOP headers
hdr_ring_id	the receive header queue assigned to this connection
data_ring_id	the receive data queue assigned to this connection
do_offload	non-zero instructs the FW to offload the connection.

Returns: number of bytes written

Definition at line 1549 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_tcp_disconnect	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint32_t	conn_hdl
	)

write a ISCSI_TCP_DISCONNECT command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
conn_hdl	the connection handle returned from the TCP_CONNECT

Returns: number of bytes written

Definition at line 1658 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_tgt_connection_reject	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint32_t	conn_hdl
	)

write a ISCSI_TGT_CONNECTION_REJECT command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
conn_hdl	the connection ID

Returns: number of bytes written

Definition at line 929 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_tgt_get_connection_info	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint32_t	conn_hdl
	)

write a ISCSI_TGT_GET_CONNECTION_INFO command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
conn_hdl	the connection handle

Returns: number of bytes written

Definition at line 889 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_tgt_invalidate_connection	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint32_t	conn_hdl,
		uint16_t	cid,
		uint8_t	sendRst
	)

write a ISCSI_TGT_INVALIDATE_CONNECTION command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
conn_hdl	the connection ID
cid	the wq_id assigned with the connection
sendRst	non-zero sends a TCP reset on the connection.

Returns: number of bytes written

Definition at line 1152 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_tgt_isns_send_packet	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		ocs_hal_ip_address_t *	isns_server,
		uint32_t	tcp_port,
		void *	packet,
		uint32_t	pkt_length,
		ocs_dma_t *	pkt_mem
	)

write a ISCSI_TGT_ISNS_SEND_PACKET command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
isns_server	the IP address of the iSNS server
tcp_port	the TCP port number of the iSNS server
packet	the virtual memory pointer to the packet data
pkt_length	The number of bytes to transmit.
pkt_mem	the DMA buffer that may be used to trasmit the packet

Returns: number of bytes written

Definition at line 1344 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_tgt_offload_connection_v0	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint32_t	conn_hdl,
		uint32_t	tcp_window_size,
		uint16_t	ulp_no,
		uint16_t	wq_id,
		uint16_t	cq_id,
		uint8_t	hdrq_id,
		uint8_t	dataq_id,
		uint8_t	nrs,
		ocs_hal_target_login_options_t *	lgn_options
	)

write a ISCSI_TGT_OFFLOAD_CONNECTION command (version 0)

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
conn_hdl	the connection handle
tcp_window_size	the TCP window advertised
ulp_no	the Chute number TBD
wq_id	the work queue assigned to this connection
cq_id	the completion queue assigned to this connection
hdrq_id	the receive header queue assigned to this connection
dataq_id	the receive data queue assigned to this connection
nrs	set to 1 if the driver will not free resources on the invalidate_commands completion and will wait for each IO completion. (Skyhawk only)
lgn_options	the target login options for the connection

Returns: number of bytes written

Definition at line 979 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_tgt_offload_connection_v1	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint32_t	conn_hdl,
		uint32_t	tcp_window_size,
		uint16_t	ulp_no,
		uint16_t	wq_id,
		uint16_t	cq_id,
		uint16_t	hdrq_id,
		uint16_t	dataq_id,
		uint8_t	nrs,
		ocs_hal_target_login_options_t *	lgn_options
	)

write a ISCSI_TGT_OFFLOAD_CONNECTION command (version 1)

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
conn_hdl	the connection handle
tcp_window_size	the TCP window advertised
ulp_no	the Chute number TBD
wq_id	the work queue assigned to this connection
cq_id	the completion queue assigned to this connection
hdrq_id	the receive header queue assigned to this connection
dataq_id	the receive data queue assigned to this connection
nrs	set to 1 if the driver will not free resources on the invalidate_commands completion and will wait for each IO completion. (Skyhawk only)
lgn_options	the target login options for the connection

Returns: number of bytes written

Definition at line 1069 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_tgt_start_esi_listen	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		ocs_hal_ip_address_t *	ipaddr,
		uint32_t	tcp_port
	)

write a ISCSI_TGT_START_ESI_LISTEN command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
ipaddr	the IP address
tcp_port	the TCP port number

Returns: number of bytes written

Definition at line 1197 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_tgt_start_listen_server	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		ocs_hal_ip_address_t *	ipaddr,
		uint32_t	tcp_port
	)

write a ISCSI_TGT_START_LISTEN_SERVER command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
ipaddr	the IP address
tcp_port	the TCP port number

Returns: number of bytes written

Definition at line 800 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_tgt_stop_esi_listen	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		ocs_hal_ip_address_t *	ipaddr,
		uint32_t	tcp_port
	)

write a ISCSI_TGT_STOP_ESI_LISTEN command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
ipaddr	the IP address
tcp_port	the TCP port number

Returns: number of bytes written

Definition at line 1242 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_tgt_stop_listen_server	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		ocs_hal_ip_address_t *	ipaddr,
		uint32_t	tcp_port
	)

write a ISCSI_TGT_STOP_LISTEN_SERVER command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
ipaddr	the IP address
tcp_port	the TCP port number

Returns: number of bytes written

Definition at line 845 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_wq_create	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		ocs_dma_t *	qmem,
		uint16_t	cq_id,
		uint16_t	ulp
	)

write a ISCSI_WQ_CREATE command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
qmem	DMA memory for the queue
cq_id	associated CQ_ID
ulp	The ULP to bind the queue to (if dual ULP aware).

Note: This creates a Version 0 message

Returns: number of bytes written

Definition at line 1409 of file sli4_iscsi.c.

int32_t sli_cmd_iscsi_wq_destroy	(	sli4_t *	sli4,
		void *	buf,
		size_t	size,
		uint64_t	tag,
		uint16_t	wq_id
	)

write a ISCSI_WQ_DESTROY command

Parameters

sli4	SLI context
buf	destination buffer for the command
size	buffer size in bytes
tag	command tag
wq_id	WQ_ID

Returns: number of bytes written

Definition at line 1466 of file sli4_iscsi.c.

uint8_t sli_iscsi_conv_hal_ip_addr_type ( ocs_hal_ip_type_e ip_type )

Converts the IP address type field to the SLI4 equivalent value.

Parameters

ip_type the HAL enum to convert.

Returns: the SLI4 IP type

Definition at line 305 of file sli4_iscsi.c.

ocs_hal_ip_type_e sli_iscsi_conv_sli4_ip_addr_type ( uint8_t ip_type )

Converts the SLI4 IP address type field to the HAL equivalent value.

Parameters

ip_type the SLI4 value to convert.

Returns: The HAL IP type

Definition at line 342 of file sli4_iscsi.c.

int32_t sli_iscsi_cqe_parse	(	sli4_t *	sli4,
		sli4_queue_t *	cq,
		uint8_t *	cqe,
		sli4_qentry_fields_t *	fields
	)

Parse a iSCSI work queue CQ entry.

Parameters

sli4	SLI context
cq	CQ to process
cqe	pointer to the CQ entry
fields	returns the fields embedded in the CQ entry

Returns: 0 on success, non-zero otherwise

Definition at line 2120 of file sli4_iscsi.c.

int32_t sli_iscsi_defq_alloc	(	sli4_t *	sli4,
		sli4_queue_t *	header,
		sli4_queue_t *	payload,
		uint32_t	n_entries,
		uint32_t	hsize,
		uint32_t	psize,
		sli4_queue_t *	cq,
		uint16_t	ulp
	)

allocate a receive queue

Allocates DMA memory and configures the requested queue type

Parameters

sli4	SLI context
header	pointer to queue object for header
payload	pointer to queue object for payload
n_entries	number of entries to allocate
hsize	header buffer size
psize	payload buffer size
cq	pointer to the completion queue to use for this queue.
ulp	The ULP to bind the queue to (if dual ULP aware).

Returns: 0 on success, -1 otherwise

Definition at line 2173 of file sli4_iscsi.c.

int32_t sli_iscsi_io_get_icd_and_sgl	(	sli4_t *	sli4,
		uint32_t	io_offset,
		uint16_t *	icd,
		void **	sgl
	)

return the ICD and virtual SGL pointer for an IO at the specified offset into the ICD table.

Parameters

sli4	SLI context
io_offset	The offset into the ICD table
icd	returns the ICD representing this IO.
sgl	returns the virtual pointer to the first SGL for this ICD.

Returns: 0 on success, non-zero otherwise

Definition at line 2609 of file sli4_iscsi.c.

int32_t sli_iscsi_post_sgl_pages ( sli4_t * sli4 )

Allocate the SGL pages assigned to the ICD table and post them to the chip.

Parameters

sli4	SLI context

Returns: 0 on success, non-zero otherwise

Definition at line 2545 of file sli4_iscsi.c.

static int32_t sli_iscsi_post_sgl_pages_v0 ( sli4_t * sli4 )

static

Allocate the SGL pages assigned to the ICD table and post them to the chip.

Parameters

sli4	SLI context

Returns: 0 on success, non-zero otherwise

Definition at line 2358 of file sli4_iscsi.c.

static int32_t sli_iscsi_post_sgl_pages_v1 ( sli4_t * sli4 )

static

Allocate the SGL pages assigned to the ICD table and post them to the chip.

Parameters

sli4	SLI context

Returns: 0 on success, non-zero otherwise

Definition at line 2468 of file sli4_iscsi.c.

int32_t sli_iscsi_process_iscsi	(	sli4_t *	sli4,
		void *	acqe
	)

Process an asynchronous iSCSI event entry.

Parses ACQE, creates an abstracted event and calls registered callback functions.

Parameters

sli4	SLI context
acqe	pointer to Asynchrounous Completion Queue Entry

Returns: 0 on success, non-zero otherwise

Definition at line 2032 of file sli4_iscsi.c.

int32_t sli_iscsi_process_link_state	(	sli4_t *	sli4,
		void *	acqe
	)

Process an asynchronous Link State event entry.

Parses ACQE, creates an abstracted event and calls registered callback functions.

Parameters

sli4	SLI context
acqe	pointer to Asynchrounous Completion Queue Entry

Returns: 0 on success, non-zero otherwise

Definition at line 1947 of file sli4_iscsi.c.

int32_t sli_iscsi_set_frag_bits ( sli4_t * sli4 )

Allocate the SGL pages assigned to the ICD table and post them to the chip.

Parameters

sli4	SLI context

Returns: 0 on success, non-zero otherwise

Definition at line 2253 of file sli4_iscsi.c.

Functions

Function Details